1 // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
2 // (C) Copyright 2003-2007 Jonathan Turkanis
3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
6 // See http://www.boost.org/libs/iostreams for documentation.
8 #ifndef BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED
9 #define BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED
15 #include <boost/config.hpp> // BOOST_DEDUCED_TYPENAME.
16 #include <boost/iostreams/detail/select.hpp>
17 #include <boost/iostreams/traits.hpp> // category_of.
18 #include <boost/mpl/void.hpp>
19 #include <boost/type_traits/is_convertible.hpp>
21 namespace boost { namespace iostreams {namespace detail {
23 template< typename T, typename Tag1, typename Tag2,
24 typename Tag3 = mpl::void_, typename Tag4 = mpl::void_,
25 typename Tag5 = mpl::void_, typename Tag6 = mpl::void_,
27 BOOST_DEDUCED_TYPENAME category_of<T>::type >
29 : iostreams::select< // Disambiguation for Tru64.
30 is_convertible<Category, Tag1>, Tag1,
31 is_convertible<Category, Tag2>, Tag2,
32 is_convertible<Category, Tag3>, Tag3,
33 is_convertible<Category, Tag4>, Tag4,
34 is_convertible<Category, Tag5>, Tag5,
35 is_convertible<Category, Tag6>, Tag6
39 } } } // End namespaces detail, iostreams, boost.
41 #endif // #ifndef BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED